Brighthouse Small Cap Value Portfolio Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Russell 3000 Index (reflects no deduction for mutual fund fees or expenses)[Member] | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 17.15% | 13.15% | 14.29% |
| Russell 2000 Value Index (reflects no deduction for mutual fund fees or expenses)[Member] | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 12.59% | 8.88% | 9.27% |
| Class A | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | (2.92%) | 6.70% | 8.34% |
| Class B | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | (3.21%) | 6.43% | 8.07% |